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Pharmaceutical Intermediates

Organic and heterocyclic building blocks, key starting materials and API process intermediates from milligram research packs to multi-kilogram supply.

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Rhodanine, 97%

CAS: 141-84-4
Formula: C₃H₃NOS₂
MW: 133.2 g/mol

ZX-011424

Rhodiocyanoside D

CAS: 197508-56-8
Formula: C₁₁H₁₇NO₆
MW: 259.26 g/mol

ZX-040993

Rhynchophyllin

CAS: 76-66-4
Formula: C₂₂H₂₈N₂O₄
MW: 384.5 g/mol

ZX-041361

Riboflavin Sodium Phosphate Salt, LR, for spectroscopy 73.00–79.00%

CAS: 130-40-5
Formula: C₁₇H₂₀N₄NaO₉P
MW: 478.3 g/mol

ZX-038355

Riboflavin, for spectroscopy ≥99.00%

CAS: 83-88-5
Formula: C₁₇H₂₀N₄O₆
MW: 376.4 g/mol

ZX-038237

Ricinoleic Acid

CAS: 141-22-0
Formula: C₁₈H₃₄O₃
MW: 298.5 g/mol

ZX-039673

Rifamycin Oxazine

CAS: 94169-00-3
Formula: C₄₃H₅₈N₂O₁₂
MW: 794.93 g/mol

ZX-042442

Rifamycin YO

CAS: 17778-33-5
Formula: C₃₉H₄₅NO₁₅
MW: 767.78 g/mol

ZX-042441

Rifapentine, ≥98% (HPLC)

CAS: 61379-65-5
Formula: C₄₇H₆₄N₄O₁₂
MW: 877 g/mol

ZX-011592

Rifaximin Beta Polymorphic Form

CAS: 80621-81-4
Formula: C₄₃H₅₁N₃O₁₁
MW: 785.9 g/mol

ZX-012819

Rimsulfuron-Desulfon

CAS: 138724-53-5
Formula: C₁₄H₁₇N₅O₅S
MW: 367.38 g/mol

ZX-047201

Rink Amide MBHA resin (100-200 mesh), 1% DVB

CAS: 431041-83-7
Formula: C₄₇H₄₄N₂O₆
MW: 732.9 g/mol

ZX-008116

Ritonavir L-valine Derivative

CAS: 2084828-52-2
Formula: C₁₆H₂₇N₃O₃S
MW: 341.47 g/mol

ZX-012820

Rivaroxaban Intermediate 1

CAS: 1770812-28-6
Formula: C₁₃H₁₉N₃O₃
MW: 265.31 g/mol

ZX-012821

Rivaroxaban Intermediate 3

CAS: 1252018-20-4
Formula: C₁₃H₁₆N₂O₃
MW: 248.28 g/mol

ZX-012822

Rivastigmine Des methyl(S-I)

CAS: 17576-39-5
Formula: C₉H₁₁NO₂
MW: 165.19 g/mol

ZX-012823

Rizatriptan Benzoate

CAS: 145202-66-0
Formula: C₂₂H₂₅N₅O₂
MW: 391.5 g/mol

ZX-012824

RockPhos, 98%

CAS: 1262046-34-3
Formula: C₃₁H₄₉OP
MW: 468.7 g/mol

ZX-010632

Ropinirole Tosyl Derivative

CAS: 139122-20-6
Formula: C₁₇H₁₇NO₄S
MW: 331.4 g/mol

ZX-012825

Rose Bengal lactone

CAS: 4159-77-7
Formula: C₂₀H₄Cl₄I₄O₅
MW: 973.7 g/mol

ZX-007996

Rose Bengal Sodium Salt

CAS: 632-69-9
Formula: C₂₀H₂Cl₄I₄Na₂O₅
MW: 1017.6 g/mol

ZX-011486

Rose crystals

ZX-010633

Rosuvastatin Intermediate

CAS: 147118-38-5
Formula: C₂₉H₄₂FN₃O₆SSi
MW: 607.8 g/mol

ZX-042963

Rosuvastatin Methyl Ester

CAS: 147118-40-9
Formula: C₂₃H₃₀FN₃O₆S
MW: 495.6 g/mol

ZX-012826

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